Inventor
KATAYAMA MASAKI
JP29 patents
⚠️ This page may combine multiple inventors who share the name “KATAYAMA MASAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YAMAHA CORP
12 patentsUS6747678B1Jun 8, 2004
Audio system, its control method and storage medium
YAMAHA CORP60 citations95
US7095865B2Aug 22, 2006
Audio amplifier unit
YAMAHA CORP30 citations92
US7133730B1Nov 7, 2006
Audio apparatus, controller, audio system, and method of controlling audio apparatus
YAMAHA CORP12 citations83
US7050869B1May 23, 2006
Audio system conducting digital signal processing, a control method thereof, a recording media on which the control method is recorded
YAMAHA CORP11 citations83
US9674609B2Jun 6, 2017
Speaker device and audio signal processing method
YAMAHA CORP7 citations80
US10959016B2Mar 23, 2021
Speaker position detection system, speaker position detection device, and speaker position detection method
YAMAHA CORP2 citations73
US7929709B2Apr 19, 2011
Sound image localization apparatus
YAMAHA CORP6 citations73
US9294861B2Mar 22, 2016
Audio signal processing device
YAMAHA CORP2 citations62
US9356572B2May 31, 2016
Sound processing apparatus, sound system and sound processing method
YAMAHA CORP0 citations51
US10038963B2Jul 31, 2018
Speaker device and audio signal processing method
YAMAHA CORP0 citations48
US10075803B2Sep 11, 2018
Speaker device
YAMAHA CORP0 citations41
US9247371B2Jan 26, 2016
Sound processing apparatus
YAMAHA CORP0 citations39
KATAYAMA MASAKI
8 patentsUS8494189B2Jul 23, 2013
Virtual sound source localization apparatus
KATAYAMA MASAKI11 citations83
US8199921B2Jun 12, 2012
Sound field controlling device
KATAYAMA MASAKI9 citations83
US8116468B2Feb 14, 2012
Stereophonic sound reproduction device
KATAYAMA MASAKI3 citations62
US8594336B2Nov 26, 2013
Sound image localization apparatus
KATAYAMA MASAKI0 citations51
US8848943B2Sep 30, 2014
Signal processing device, signal processing method, and sound emitting system
KATAYAMA MASAKI0 citations41
US8121297B2Feb 21, 2012
Signal processing device and sound image orientation apparatus
KATAYAMA MASAKI0 citations40
US8340322B2Dec 25, 2012
Acoustic processing device
KATAYAMA MASAKI0 citations38
US8553893B2Oct 8, 2013
Sound processing device, speaker apparatus, and sound processing method
KATAYAMA MASAKI0 citations30
FUJITSU LTD
5 patentsUS6249402B1Jun 19, 2001
Magnetic head slider
FUJITSU LTD18 citations84
US6511716B1Jan 28, 2003
Method of surface treatment for recording medium
FUJITSU LTD7 citations73
US5999368ADec 7, 1999
Magnetic head slider provided with a hard material layer for improved impact resistance and for avoiding cracking of an air bearing surface during production of the magnetic head slider
FUJITSU LTD16 citations73
US6317293B1Nov 13, 2001
Magnetic head slider
FUJITSU LTD4 citations62
US6284120B1Sep 4, 2001
Method of electroplating and electrodeposit structure
FUJITSU LTD0 citations52